For local review prior to sending to webkit

loader/appcache2/ApplicationCacheCommon.h

+/*
+ * Copyright (c) 2009, Google Inc.  All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ * 
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef ApplicationCacheCommon_h
+#define ApplicationCacheCommon_h
+
+#if ENABLE(APPLICATION_CACHE)
+
+namespace WebCore {
+
+    // Types and constants used by the front and back ends
+
+    typedef long long ApplicationCacheStorageID;  // a 64 bit sqlite rowid
+    typedef ApplicationCacheStorageID ApplicationCacheID;
+    typedef int ApplicationCacheContextID;
+
+    struct GlobalApplicationCacheContextID {
+        GlobalApplicationCacheContextID()
+            : m_contextID(0)
+            , m_processID(0)
+        {
+        }
+
+        GlobalApplicationCacheContextID(ApplicationCacheContextID contextID, int processID)
+            : m_contextID(contextID)
+            , m_processID(processID)
+        {
+        }
+
+        ApplicationCacheContextID m_contextID;
+        int m_processID;
+
+        bool operator==(const GlobalApplicationCacheContextID& other) const
+        {
+            return (m_contextID == other.m_contextID) && (m_processID == other.m_processID);
+        }
+
+        bool operator!=(const GlobalApplicationCacheContextID& other) const
+        {
+            return !(*this == other);
+        }
+
+        static GlobalApplicationCacheContextID none() { return GlobalApplicationCacheContextID(); }
+    };
+
+    enum ApplicationCacheContextType {
+        MainFrameContext,
+        SubFrameContext,
+        DedicatedWorkerContext,
+        SharedWorkerContext
+    };
+
+    enum WellKnownApplicationCacheIDs {
+        NoApplicationCacheID = 0,
+        NoApplicationCacheContextID = 0,
+        UnknownApplicationCacheContextID = -1,
+    };
+
+    // These status values correspond with those specified by this HTML5 spec.
+    enum ApplicationCacheStatus {
+        APPCACHE_UNCACHED = 0,
+        APPCACHE_IDLE = 1,
+        APPCACHE_CHECKING = 2,
+        APPCACHE_DOWNLOADING = 3,
+        APPCACHE_UPDATEREADY = 4,
+        APPCACHE_OBSOLETE = 5
+    };
+
+    enum ApplicationCacheEventType {
+        APPCACHE_CHECKING_EVENT,
+        APPCACHE_ERROR_EVENT,
+        APPCACHE_NOUPDATE_EVENT,
+        APPCACHE_DOWNLOADING_EVENT,
+        APPCACHE_PROGRESS_EVENT,
+        APPCACHE_UPDATEREADY_EVENT,
+        APPCACHE_CACHED_EVENT,
+        APPCACHE_OBSOLETE_EVENT,
+        NUMBER_OF_APPCACHE_EVENT_TYPES,
+    };
+
+}  // namespace WebCore
+
+#endif  // ENABLE(APPLICATION_CACHE)
+#endif  // ApplicationCacheCommon_h